Amendment Flag Current Fiscal Year End Date Document Period End Date Trading Symbol Entity Well-known Seasoned Issuer Entity Voluntary Filers Entity Current Reporting Status Entity Filer Category Entity Public Float Entity Registrant Name Entity Central Index Key Entity Common Stock, Shares Outstanding Document Fiscal Year Focus Document Fiscal Period Focus Document Type Asia Pacific [Member] Basis of Presentation [Abstract] Accounts payable Accounts receivable, less allowance for doubtful accounts of $31,100, $14,900 and $16,400 Accrued liabilities [Member] Accrued Liabilities [Member] Accrued liabilities Property, plant and equipment, accumulated depreciation Foreign Currency Translation Adjustments [Member] Unrealized Holding Gains on Available-for-Sale Securities [Member] Gains (Losses) On Derivative Instruments [Member] Pension and Postretirement Amounts [Member] Accumulated Other Comprehensive Earnings (Loss) [Table] Accumulated Other Comprehensive (Loss) [Line Items] Accumulated other comprehensive loss Total accumulated other comprehensive earnings (loss), Beginning of Year Total accumulated other comprehensive earnings (loss), End of Period Additional paid-in capital Adjustments to reconcile net earnings to net cash provided by operating activities: Advertising Accounts receivable, allowance for doubtful accounts Alternative Investments, Fair Value Disclosure Amortization of intangibles Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Antidilutive Securities, Name [Domain] Antidilutive Securities [Axis] Options to acquire shares totaling excluded as antidilutive Assets Assets [Abstract] Total assets, fair value hierarchy Total assets Total assets Total current assets Assets, Current Current assets Total other assets Assets, Noncurrent Other assets Available-for-sale securities, assets Available-for-sale Securities Derivatives, Fair Value, by Balance Sheet Location [Axis] Increase (Decrease) in Liability from Prior Year, Balance Sheet Location Balance Sheet Location [Domain] Date of Acquisition Business Acquisition, Date of Acquisition Agreement Acquisitions [Abstract] Business Acquisition, Name of Acquired Entity Net tangible assets acquired Acquisition of Less than 100 Percent, Noncontrolling Interest, Fair Value Intangible Assets, Valuation Cash and cash equivalents Cash and cash equivalents at end of period Cash and cash equivalents at beginning of year Increase (Decrease) in cash and cash equivalents Cash and Cash Equivalents, Period Increase (Decrease) Cash Flow Hedge gains to be Reclassified within Twelve Months Cash Flow Hedging [Member] Common stock of $.50 par value. Authorized 600,000,000 shares; issued 209,694,630 at March 27, 2016, December 27, 2015 and March 29, 2015 Common Stock, Value, Issued Common stock, issued (in shares) Common stock, authorized shares (in shares) Cash dividends declared per common share (in dollars per share) Common stock, par value (in dollars per share) Pension and Postretirement Benefits (Thousands of Dollars) [Abstract] Other Comprehensive Earnings (Loss) [Abstract] Comprehensive earnings Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Comprehensive loss attributable to noncontrolling interests Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest Comprehensive loss attributable to noncontrolling interests Comprehensive earnings attributable to Hasbro, Inc. Comprehensive Income (Loss), Net of Tax, Attributable to Parent Other Comprehensive Earnings (Loss) Comprehensive Income (Loss) Note [Text Block] Consolidation Items [Domain] Consolidation Items [Axis] Corporate and Eliminations [Member] Corporate, Non-Segment [Member] Cost of sales Cost of Sales [Member] Total costs and expenses Costs and Expenses Designated as Hedging Instrument [Member] Debt Instrument [Line Items] Financial Instruments (Thousands of Dollars) [Abstract] Schedule of Long-term Debt Instruments [Table] Financial Instruments Debt Disclosure [Text Block] Carrying Cost Maturity Date Principal Amount Interest Rate Deferred income taxes Debt Issuance Costs, Net Less: Deferred debt expenses Defined Benefit Plans and Other Postretirement Benefit Plans Disclosures [Table] Curtailment/settlement losses Expected contributions during the remainder of fiscal year Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] Interest cost Contributions to defined benefit pension plans Defined Benefit Plan, Contributions by Employer Net periodic benefit cost Net periodic benefit cost Expected return on assets Defined Benefit Plan, Expected Return on Plan Assets Defined Benefit Plans and Other Postretirement Benefit Plans Disclosures [Axis] Service cost Curtailment losses Defined Benefit Plans and Other Postretirement Benefit Plans [Domain] Depreciation of plant and equipment Derivative [Line Items] Derivative Financial Instruments Derivative Instruments and Hedging Activities Disclosure [Text Block] Derivative [Table] Derivative Financial Instruments (Thousands of Dollars) [Abstract] Derivatives, assets Derivative Instrument Risk [Axis] Unrealized losses Derivative Liability, Fair Value, Gross Liability Unrealized losses Unrealized gains Derivative Asset, Fair Value, Gross Asset Hedge description of hedged item Derivative, by Nature [Axis] Derivatives, liabilities Fair value of hedged item Net unrealized gain (loss) Net unrealized gain (loss) Ineffective portion, amount of gains (losses) reclassified from other comprehensive earnings into earnings Derivative, Net Hedge Ineffectiveness Gain (Loss) Derivative, Name [Domain] Underlying risk Derivative Instruments, Gain (Loss) by Hedging Relationship, by Income Statement Location, by Derivative Instrument Risk [Table] Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion Derivative Instruments, Gain (Loss) [Line Items] Derivative Contract Type [Domain] Derivative Instruments, Gain (Loss) by Hedging Relationship [Axis] Hedging Relationship [Axis] Derivatives, Fair Value [Line Items] Effect of dilutive securities: Dilutive Securities, Effect on Basic Earnings Per Share [Abstract] Sale of Manufacturing Operations (Details) [Abstract] Disposal Group Name [Domain] Disposal Group, Including Discontinued Operation, Consideration Disposal Group, Including Discontinued Operation, Description and Timing of Disposal Disposal Group, Including Discontinued Operation, Segment that Includes Disposal Group Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal Disposal Group Classification [Axis] Disposal Group Classification [Domain] Disposal Groups, Including Discontinued Operations, Disclosure [Text Block] Europe [Member] Basic [Abstract] Diluted [Abstract] Earnings Per Share Earnings Per Share [Text Block] Net earnings attributable to Hasbro, Inc. per common share-basic (in dollars per share) Basic (in dollars per share) Net earnings attributable to Hasbro, Inc. per common share-diluted (in dollars per share) Diluted (in dollars per share) Earnings Per Share (Thousands of Dollars and Shares Except Per Share Data) [Abstract] Net earnings attributable to Hasbro, Inc. per common share: Effect of exchange rate changes on cash Revenue from External Customer [Line Items] Equity Component [Domain] Excess tax benefits from stock-based compensation Fair Value, Measurement with Unobservable Inputs Reconciliations, Recurring Basis, Liability Value Balance at end of period Balance at beginning of year Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Table] Purchases Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Purchases Purchases Fair Value, Measurements, Recurring [Member] Fair Value of Financial Instruments (Thousands of Dollars) [Abstract] Measurement Frequency [Axis] Fair Value, Hierarchy [Axis] Net Gain (Loss) on Available-for-Sale Investments, Fair Value Option Gain from change in fair value